MainActivity.kt
package com.cfsuman.jetpackcompose
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import androidx.activity.compose.setContent
import androidx.compose.foundation.background
import androidx.compose.foundation.layout.*
import androidx.compose.material.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.platform.LocalContext
import androidx.compose.ui.res.dimensionResource
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.unit.sp
class MainActivity : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContent {
MainContent()
}
}
@Composable
fun MainContent(){
Column(
modifier = Modifier
.background(Color(0xFFFADADD))
.fillMaxSize()
.padding(dimensionResource(id = R.dimen.defaultPadding)),
horizontalAlignment = Alignment.CenterHorizontally
) {
Text(
text = "A dimension value defined in XML",
fontSize = 33.sp,
color = Color(0xFFECEBBD),
modifier = Modifier
.background(Color(0xFFE63E62))
.padding(dimensionResource(id = R.dimen.textPadding))
)
}
}
@Preview
@Composable
fun ComposablePreview(){
//MainContent()
}
}
res/values/dimens.xml
<?xml version="1.0" encoding="utf-8"?>
<resources>
<dimen name="defaultPadding">32dp</dimen>
<dimen name="textPadding">24dp</dimen>
</resources>

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